Rule History

SID: 903206983 • Source: abuse.ch/sslbl-blacklist

Versions (3)

Version DetailsCurrent

Rev: 1 • Jun 25, 2025, 11:40 AM

Message:

SSLBL: Malicious SSL certificate detected (QuasarRAT C&C)

Rule:

alert tls $EXTERNAL_NET any -> $HOME_NET any (msg:"SSLBL: Malicious SSL certificate detected (QuasarRAT C&C)"; tls_cert_fingerprint; content:"db:dc:48:39:e2:c2:c4:be:b8:87:bc:19:77:56:54:f0:4a:22:1c:1a"; reference:url, sslbl.abuse.ch/ssl-certificates/sha1/dbdc4839e2c2c4beb887bc19775654f04a221c1a/; sid:903206983; rev:1;)

Created:

Jun 25, 2025, 11:40 AM

Updated:

Jun 25, 2025, 11:40 AM

DB Created:

Jul 17, 2025, 2:34 PM

DB Updated:

Jul 17, 2025, 2:34 PM

Filename:

sslblacklist_tls_cert.rules